def test_find_element_return_Element(self):
element = Element("search button", "xpath")
page = Page("google", "http://www.google.com")
page.elements["search button"] = element
assert page.find_element("search button") == element
def test_find_element_return_None(self):
page = Page("google", "http://www.google.com")
assert page.find_element("search button") == None
